2665487955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{647}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 4732535808

約数和(自身を除く): 2067047853

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 571, 647, 1443, 1713, 1941, 2405, 2855, 3235, 7215, 7423, 8411, 8565, 9705, 21127, 22269, 23939, 25233, 37115, 42055, 63381, 71817, 105635, 111345, 119695, 126165, 274651, 311207, 316905, 359085, 369437, 823953, 933621, 1108311, 1373255, 1556035, 1847185, 4119765, 4668105, 4802681, 5541555, 13669169, 14408043, 24013405, 41007507, 68345845, 72040215, 177699197, 205037535, 533097591, 888495985, 2665487955]

約数ペア:

[(1, 2665487955), (3, 888495985), (5, 533097591), (13, 205037535), (15, 177699197), (37, 72040215), (39, 68345845), (65, 41007507), (111, 24013405), (185, 14408043), (195, 13669169), (481, 5541555), (555, 4802681), (571, 4668105), (647, 4119765), (1443, 1847185), (1713, 1556035), (1941, 1373255), (2405, 1108311), (2855, 933621), (3235, 823953), (7215, 369437), (7423, 359085), (8411, 316905), (8565, 311207), (9705, 274651), (21127, 126165), (22269, 119695), (23939, 111345), (25233, 105635), (37115, 71817), (42055, 63381)]